The word Colying is misspelled against Collying, which is present continuous of "Colly"
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Collying has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings co & ying which should not be misspelled with single 'L'
Wrong Spelling:  co-l-ying 
Correct Spelling:  co-ll-ying 
Find more incorrect spellings of Collying to spell right way.